103520540 has 12 divisors (see below), whose sum is σ = 217393176. Its totient is φ = 41408208.

The previous prime is 103520537. The next prime is 103520567. The reversal of 103520540 is 45025301.

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 5176027 = 103520540 / (1 + 0 + 3 + 5 + 2 + 0 + 5 + 4 + 0).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2587994 + ... + 2588033.

It is an arithmetic number, because the mean of its divisors is an integer number (18116098).

Almost surely, 2^103520540 is an apocalyptic number.

103520540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103520540 is an abundant number, since it is smaller than the sum of its proper divisors (113872636).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103520540 is a wasteful number, since it uses less digits than its factorization.

103520540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5176036 (or 5176034 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 103520540 is about 10174.5044105352. The cubic root of 103520540 is about 469.5431504635.

Adding to 103520540 its reverse (45025301), we get a palindrome (148545841).

The spelling of 103520540 in words is "one hundred three million, five hundred twenty thousand, five hundred forty".